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<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
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  <title>Document</title>
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<body>
  <h1>动态列表的创建</h1>
  <ul class="list"></ul>
  <script>
    var ulEl = document.querySelector(".list")
   while(true)
   {
     var message = prompt("请输入：")
     if(!message) break
     var liEl = document.createElement("li")
     liEl.textContent = message 
     ulEl.append(liEl)

   }

    
  </script>
</body>
</html>